Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Rear View Mirrors (Diagnosis and Testing)
Refer to Wiring Diagrams Cell 124 , Power Mirrors for schematic and
connector information.
Special Tool(s)
73III Automotive Meter
105-R0057 or equivalent
Flex Probe Kit
105-R025B or equivalent
Inspection and Verification
1. ...
Air Distribution
NOTE: The air distribution system of this vehicle cannot be equipped
with a cabin air filter.
There are two sources of air available to the air distribution system:
outside air
recirculated air
Recirculated air is only used during MAX A/C.
Air distribut ...
Valve Cover RH
Removal and Installation
1. Remove the throttle body. For additional information, refer to
Section.
2. Disconnect the crankcase vent hose.
3. Remove the differential feedback exhaust gas recirculation (EGR) system
vacuum hoses and
the bracket bolts. Po ...
